The inquiry will cover the "law and order incidents following the siege of the District Collectorate by thousands of persons violating prohibitory orders," an official release said.
Appointing retired Judge Aruna Jagadeesan for the task, the government said she would submit her report to the government. However, the time-frame for submitting the report has not been specified.
The violence during a protest, seeking permanent closure of Vedanta group's Sterlite Copper plant over alleged pollution issues also saw several dozens of men and women sustaining injuries which includes police personnel as well.
Hurling stones and setting government vehicles and public property on fire, the agitators went on the rampage in the town, about 600 km from Tamil Nadu capital Chennai.
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